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#!/bin/bash
# Dnspod.cn Domain api
#
#DP_Id="1234"
#
#DP_Key="sADDsdasdgdsf"
DP_Api="https://dnsapi.cn"
#REST_API
######## Public functions #####################
#Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
dns-dp-add() {
fulldomain=$1
txtvalue=$2
if [ -z "$DP_Id" ] || [ -z "$DP_Key" ] ; then
_err "You don't specify dnspod api key and key id yet."
_err "Please create you key and try again."
return 1
fi
REST_API=$DP_Api
#save the api key and email to the account conf file.
_saveaccountconf DP_Id "$DP_Id"
_saveaccountconf DP_Key "$DP_Key"
_debug "First detect the root zone"
if ! _get_root $fulldomain ; then
_err "invalid domain"
return 1
fi
existing_records $_domain $_sub_domain
_debug count "$count"
if [ "$?" != "0" ] ; then
_err "Error get existing records."
return 1
fi
if [ "$count" == "0" ] ; then
add_record $_domain $_sub_domain $txtvalue
else
update_record $_domain $_sub_domain $txtvalue
fi
}
#usage: root sub
#return if the sub record already exists.
#echos the existing records count.
# '0' means doesn't exist
existing_records() {
_debug "Getting txt records"
root=$1
sub=$2
if ! _rest POST "Record.List" "login_token=$DP_Id,$DP_Key&domain_id=$_domain_id&sub_domain=$_sub_domain"; then
return 1
fi
if printf "$response" | grep 'No records' ; then
count=0;
return 0
fi
if printf "$response" | grep "Action completed successful" >/dev/null ; then
count=$(printf "$response" | grep '<type>TXT</type>' | wc -l)
record_id=$(printf "$response" | grep '^<id>' | tail -1 | cut -d '>' -f 2 | cut -d '<' -f 1)
return 0
else
_err "get existing records error."
return 1
fi
count=0
}
#add the txt record.
#usage: root sub txtvalue
add_record() {
root=$1
sub=$2
txtvalue=$3
fulldomain=$sub.$root
_info "Adding record"
if ! _rest POST "Record.Create" "login_token=$DP_Id,$DP_Key&format=json&domain_id=$_domain_id&sub_domain=$_sub_domain&record_type=TXT&value=$txtvalue&record_line=默认"; then
return 1
fi
if printf "$response" | grep "Action completed successful" ; then
return 0
fi
return 1 #error
}
#update the txt record
#Usage: root sub txtvalue
update_record() {
root=$1
sub=$2
txtvalue=$3
fulldomain=$sub.$root
_info "Updating record"
if ! _rest POST "Record.Modify" "login_token=$DP_Id,$DP_Key&format=json&domain_id=$_domain_id&sub_domain=$_sub_domain&record_type=TXT&value=$txtvalue&record_line=默认&record_id=$record_id"; then
return 1
fi
if printf "$response" | grep "Action completed successful" ; then
return 0
fi
return 1 #error
}
#################### Private functions bellow ##################################
#_acme-challenge.www.domain.com
#returns
# _sub_domain=_acme-challenge.www
# _domain=domain.com
# _domain_id=sdjkglgdfewsdfg
_get_root() {
domain=$1
i=2
p=1
while [ '1' ] ; do
h=$(printf $domain | cut -d . -f $i-100)
if [ -z "$h" ] ; then
#not valid
return 1;
fi
if ! _rest POST "Domain.Info" "login_token=$DP_Id,$DP_Key&format=json&domain=$h"; then
return 1
fi
if printf "$response" | grep "Action completed successful" ; then
_domain_id=$(printf "$response" | grep -o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
_debug _domain_id "$_domain_id"
if [ "$_domain_id" ] ; then
_sub_domain=$(printf $domain | cut -d . -f 1-$p)
_debug _sub_domain $_sub_domain
_domain=$h
_debug _domain $_domain
return 0
fi
return 1
fi
p=$i
let "i+=1"
done
return 1
}
#Usage: method URI data
_rest() {
m=$1
ep="$2"
_debug $ep
url="$REST_API/$ep"
_debug url "$url"
if [ "$3" ] ; then
data="$3"
_debug2 data "$data"
response="$(curl --silent -X $m "$url" -d $data)"
else
response="$(curl --silent -X $m "$url" )"
fi
if [ "$?" != "0" ] ; then
_err "error $ep"
return 1
fi
_debug2 response "$response"
return 0
}